Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877797 | 1,4-Dihydropyridine derivatives and pharmaceutical compositions containing same | Hiroyasu Koyama, Yoshikuni Suzuki, Toshiji Sugai, Koichi Watanabe | 1989-10-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877797 | 1,4-Dihydropyridine derivatives and pharmaceutical compositions containing same | Hiroyasu Koyama, Yoshikuni Suzuki, Toshiji Sugai, Koichi Watanabe | 1989-10-31 |